Light upon
（偶然）发现
🧩 词语组成解析
light
[laɪt]
n. 光;发光体;电灯;点火器;
adj. 轻的;明亮的;浅色的;少量的;
v. 点燃;照亮;用光指引;
adv. 轻地，轻装地;
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
Richard, did you go to the aerobics class, really? Richard
你真的上了有氧运动课吗？
He came to give us a talk yesterday.
他昨天给我们作了一次演讲。
'You should have declared that.
“你刚才应该申报，